OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

DHR $212.50 Put

DHR261030P00212500

Latest saved OI51Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DHR $212.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 51250 2026-10-09: 0 OI2026-10-13: 12 OI2026-10-14: 12 OI2026-10-15: 12 OI2026-10-16: 12 OI2026-10-21: 51 OI2026-10-23: 51 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

DHR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing510
Oct 21, 202651+39
Oct 16, 2026120
Oct 15, 2026120
Oct 14, 2026120
Oct 13, 202612+12
Oct 09, 20260No prior observation